1. He's a master of breaking the fourth wall.
2. He can be pretty heroic when he needs to be.
3. He's actually pretty clever.
4. He never takes himself too seriously.
5. He also never takes anyone else too seriously.
6. He gets along with everybody/nobody.
7. He's a nerd.
8. He doesn't discriminate.
9. He's made the most of his Liefeld pockets and pouches.
10. He stands up for what he believes in.
11. He's not easily intimidated.
12. He even impresses his enemies.
13. He's an obvious cosplaying choice.
Cosplaying as Deadpool gives you free license to go to a con and screw around with impunity. If you're looking to be the life of the party at any cosplaying event, look no further than Deadpool.
14. He's not afraid of anyone. Not even the Avengers.
15. He knows how to make the best of a bad situation.
16. He can find his way out of any bad situation.
17. His references (while childish) are really contemporary.
18. There's no enemy to big or powerful for him.
19. His sense of humor is infectious.
20. He doesn't aim too high.
21. He makes references we all get.
22. He can turn anything into a joke.
23. He's not shallow.